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FNY Investment Advisers, LLC: RBRK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of FNY Investment Advisers, LLC on RBRK, newest first. How the timeline and the estimate are built.

FNY Investment Advisers, LLC held 14,000 RBRK shares at 2026-09-30 per its 13F-HR filed 2026-10-16.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 14,000 shares
    Change vs previous 13F +4,323 shares

    0.4% of the 13F portfolio, value $1,602,000.

    13F-HR 0001742998-26-000005 filed by FNY Investment Advisers, LLC
    Accepted , ingested

  2. period ended2026-06-30
    13F 9,677 shares
    Change vs previous 13F +5,127 shares

    0.28% of the 13F portfolio, value $776,000.

    13F-HR 0001742998-26-000004 filed by FNY Investment Advisers, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2026-03-31
    13F 4,550 shares
    Change vs previous 13F +3,550 shares

    0.1% of the 13F portfolio, value $222,000.

    13F-HR 0001742998-26-000003 filed by FNY Investment Advisers, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-12-31
    13F 1,000 shares
    Change vs previous 13F -10,000 shares

    0.02% of the 13F portfolio, value $76,000.

    13F-HR 0001742998-26-000001 filed by FNY Investment Advisers, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-09-30
    13F 11,000 shares
    Change vs previous 13F +4,134 shares

    0.29% of the 13F portfolio, value $904,000.

    13F-HR 0001742998-25-000009 filed by FNY Investment Advisers, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-06-30
    13F 6,866 shares
    Change vs previous 13F not available

    0.26% of the 13F portfolio, value $615,000.

    13F-HR 0001742998-25-000008 filed by FNY Investment Advisers, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).